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Chd|====================================================================
Chd|  SPMD_GLOB_RSUM_POFF           source/mpi/generic/spmd_glob_rsum_poff.F
Chd|-- called by -----------
Chd|        HIST2                         source/output/th/hist2.F      
Chd|        THERMBILAN                    source/constraints/thermic/thermbilan.F
Chd|-- calls ---------------
Chd|====================================================================
      SUBROUTINE SPMD_GLOB_RSUM_POFF(ARRAY,LENGTH)
C-----------------------------------------------
C   I m p l i c i t   T y p e s
C-----------------------------------------------
#include      "implicit_f.inc"
C-----------------------------------------------------------------
C   M e s s a g e   P a s s i n g
C-----------------------------------------------
#ifdef MPI
#include "mpif.h"
#endif
C-----------------------------------------------
C   C o m m o n   B l o c k s
C-----------------------------------------------
#include      "task_c.inc"
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
          my_real :: ARRAY(LENGTH)
          INTEGER :: LENGTH
C-----------------------------------------------
C   L o c a l  V a r i a b l e s
C-----------------------------------------------
#ifdef MPI
      INTEGER IERROR 
C-----------------------------------------------
C   S o u r c e  L i n e s
C-----------------------------------------------
C
      CALL MPI_ALLREDUCE(MPI_IN_PLACE, ARRAY, LENGTH, REAL, MPI_SUM,
     &                   MPI_COMM_WORLD, IERROR)

#endif
      RETURN
      END
